Home / 2,856,590,998.80-4,284,886,498.20-786,632,240.40

Finding the Fourth Proportional to 2,856,590,998.80, 4,284,886,498.20 and 786,632,240.40

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Solution

The fourth proportional to 2,856,590,998.80, 4,284,886,498.20 and 786,632,240.40 is: 1,179,948,360.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,590,998.80 : 4,284,886,498.20 = 786,632,240.40 : x
  2. Step 2: Convert to fraction form
    2,856,590,998.80/4,284,886,498.20 = 786,632,240.40/x
  3. Step 3: Cross multiply
    2,856,590,998.80x = 4,284,886,498.20 × 786,632,240.40
  4. Step 4: Simplify right side
    2,856,590,998.80x = 3,370,629,865,938,776,064
  5. Step 5: Solve for x
    x = 3,370,629,865,938,776,064/2,856,590,998.80
  6. Step 6: Final answer
    x = 1,179,948,360.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.